it is more correct to compare with the height: 90=2T£ºlength=38 bust=70 sleeve=29 ;fits for: 75-85cm height / 2 Years Old
100=3T£ºlength=40 bust=74 sleeve=31 ;fits for: 85-95cm height / 3 Years Old
110=4T£ºlength=42 bust=78 sleeve=33 ;fits for: 95-105cm height / 4 Years Old
120=5T£ºlength=44 bust=82 sleeve=35 ;fits for: 105-115cm height / 5 Years Old
130=6T£ºlength=46 bust=86 sleeve=37 ;fits for: 115-125cm height / 6 Years Old Note: 1.There is 2-3% difference according to manual measurement.(1 inch = 2.54 cm) 2.All measurement in cm, please note 1cm=0.3937ch, 1 inch=2.540cm 3.Please check the figures carefully and order the right size, don't completely depend on the " age advice". It's just for reference.